1-Bromo-3,5-dichloro-4-propoxybenzene CAS 1242070-93-4
| CAS No. | 1242070-93-4 |
| Molecular Formula | C9H9BrCl2O |
| Molecular Weight | 283.98 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a hydroxyl group, an ether linkage, chlorine/bromine substitution, an aromatic ring system, 1-Bromo-3,5-dichloro-4-propoxybenzene is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 283.98 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
1-Bromo-3,5-dichloro-4-propoxybenzene (CAS 1242070-93-4), molecular formula C9H9BrCl2O and molecular weight 283.98 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 1-Bromo-3,5-dichloro-4-propoxybenzene meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C9H9BrCl2O |
| Molecular Weight | 283.98 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Cl/Br-containing |
Related Bromo Standards
- 1-Bromo-3,5-dichloro-2-isopropoxybenzene (CAS 1010390-52-9)
- 4-Bromo-2-chloro-1-(3-chloropropoxy)benzene (CAS 1040050-91-6)
- 5-Bromo-1,3-dichloro-2-isopropoxybenzene (CAS 1133116-33-2)
- 1-Bromo-2,5-dichloro-4-isopropoxybenzene (CAS 1779132-17-0)
- 1-Bromo-2,3-dichloro-4-propoxybenzene (CAS 1881330-72-8)
- 1-Bromo-2,3-dichloro-4-(propan-2-yloxy)benzene (CAS 1881331-78-7)
- 2-Bromo-1-(5-bromo-2-thienyl)ethanone (CAS 10531-44-9)
- 2-Bromo-1-(3-bromothiophen-2-yl)ethan-1-one (CAS 81216-95-7)
Recommended Standards
- 1-(3-Bromopropoxy)-2,3-dichlorobenzene (CAS 1009621-74-2)
- 6-Fluoro-4-iodo-2-nitropyridin-3-ol (CAS 2866291-79-2)
- 4,5-Dibromo-3-methylthiophene-2-carbaldehyde (CAS 30153-49-2)
- 5,7-dibromoimidazo[1,5-a]pyridine (CAS 1427358-09-5)
- 7-Bromo-4-chloro-2,8-dimethylquinoline (CAS 1189106-62-4)
- 2,5-Dichloro-N-(2-(isopropylthio)phenyl)pyrimidin-4-amine (CAS 1632485-14-3)
- 6-((4-Chlorophenyl)thio)nicotinohydrazide (CAS 866143-46-6)
- 5-Amino-3-chloro-2-hydroxybenzoic acid (CAS 54669-97-5)
- (2R,3R,4S,5S,6R)-2-((5-bromo-4-chloro-1H-indol-3-yl)oxy)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol (CAS 108789-36-2)
- Methyl 6-amino-5-cyano-2-[({3-cyano-5H,6H,7H,8H,9H-cyclohepta[b]pyridin-2-yl}sulfanyl)methyl]-4-(3-fluorophenyl)-4H-pyran-3-carboxylate (CAS 445384-81-6)
- Ipratropium Impurity 22 (CAS 3979-14-4)
- Diethyl 3-cyano-6-cyclopropylpyridine-2,5-dicarboxylate (CAS 1221792-74-0)
- 2-(1-methylpyrrolidin-3-ylidene)acetic acid hydrochloride (CAS 1909358-90-2)
- Allo-D-Ile27-Tirzepatide (CAS CATO-CPTD788961)
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